Nodong chohap ŭi kyŏngjejŏk hyogwa wa kŭlloja taep'yokwŏn yŏn'gu
Series: Yŏn'gu pogosŏ -- 2013-02
Publisher: KDI
Published: 2014
Place of publication: Sŏul
Language: kor
Number of pages: 207
ISBN-13: 9788980638000